// const fs  = require("fs");
// const {name} = require("./demo2")
import person from "./demo2.js"
let {age} = person
console.log(age)

// let person = {name:"李四",age:20,height:188}
// let name1 = person.name
// let age1 = person.age
// let {name2,age2,height} = person
// console.log(name1)
// console.log(height)
// let[a,b,c] = [111,222,333]
// console.log(a)